package com.hirisun.wicket.checkbox;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;

import org.apache.wicket.IClusterable;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.form.CheckBoxMultipleChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.panel.FeedbackPanel;
import org.apache.wicket.model.CompoundPropertyModel;

public class CheckBoxMultipleChoicePage extends WebPage {
	 /** available sites for selection. */
    private static final List<String> SITES = Arrays.asList("The Server Side", "Java Lobby", "Java.Net");

    /** available choices for large selection box. */
    private static final List<String> MANY_CHOICES = Arrays.asList(
        "Choice1", "Choice2", "Choice3", "Choice4", "Choice5", "Choice6", "Choice7", "Choice8", "Choice9");

    /**
     * Constructor
     */
    public CheckBoxMultipleChoicePage()
    {
        final Input input = new Input();
        setDefaultModel(new CompoundPropertyModel<Input>(input));

        // Add a FeedbackPanel for displaying our messages
        FeedbackPanel feedbackPanel = new FeedbackPanel("feedback");
        add(feedbackPanel);

        // Add a form with an onSubmit implementation that sets a message
        Form<?> form = new Form("form")
        {
            @Override
            protected void onSubmit()
            {
                info("input: " + input);
            }
        };
        add(form);

        // add a couple of checkbox multiple choice components, notice the model
        // used is a compound model set on the page
        CheckBoxMultipleChoice<String> listChoice = new CheckBoxMultipleChoice<String>("sites",
            SITES);
        form.add(listChoice);

        listChoice = new CheckBoxMultipleChoice<String>("choices", MANY_CHOICES);
        form.add(listChoice);
    }

    /** Simple data class that acts as a model for the input fields. */
    private static class Input implements IClusterable
    {
        /** the selected sites. */
        public List<String> sites = new ArrayList<String>();

        /** the selected choices. */
        public List<String> choices = new ArrayList<String>();

        /** adds pre-selected items to the choices list */
        public Input()
        {
            choices.add("Choice3");
            choices.add("Choice4");
            choices.add("Choice5");
        }

        /**
         * @see java.lang.Object#toString()
         */
        @Override
        public String toString()
        {
            return "sites = '" + listAsString(sites) + "', choices='" + listAsString(choices) + "'";
        }

        private String listAsString(List<String> list)
        {
         StringBuilder b = new StringBuilder();
            for (Iterator<String> i = list.iterator(); i.hasNext();)
            {
                b.append(i.next());
                if (i.hasNext())
                {
                    b.append(", ");
                }
            }
            return b.toString();
        }
    }

    

}
